package w3_2;

public class Student {
	String name;
	String no;
	int age;
	
	Student(String n) {
		no = n;
	}
	
	Student(String n, String na) {
		no = n;
		name = na;
	}
	
	void study() {
		System.out.println(name + "正在学习");
	}
	
	void play() {
		System.out.println(name + "正在玩");
	}

}
